Looking Beyond the Synology DiskStation DS723+ NAS Server? 6 Alternatives Worth a Look

Comparing Alternatives to the DS723+

Synology 2-Bay AMD Ryzen NAS

This model offers significantly faster 2.5GbE networking compared to the original's 1GbE ports. You get this speed boost while keeping the same AMD Ryzen R1600 processor. The trade-off is a much smaller 4GB of RAM, down from the original's 32GB. It also lacks ECC memory support. This unit is ideal for users who prioritize network throughput over heavy multitasking or large database workloads. It fits smaller offices that need quick file transfers without the bulk of a high-end server chassis. The compact design makes it easier to place in tight spaces. Choose this if you need speed but do not require massive memory for virtualization or intensive caching tasks.

Synology 1U 4-Bay Rackmount NAS with 48TB

This rackmount unit provides 48TB of pre-installed storage, far exceeding the original's capacity. It retains the 32GB of RAM and Ryzen processor, ensuring similar processing power. However, it shares the same 1GbE network limitation. The main difference is the form factor; it is a 1U rackmount device designed for server rooms rather than desktops. It is built for small businesses needing edge storage with high density. You gain significant storage space and enterprise-grade mounting options. You give up desktop flexibility and quiet operation. Pick this alternative if you have a dedicated server rack and need massive pre-loaded storage without the hassle of installing drives yourself.

Synology 1U 4-Bay Rackmount NAS with 32GB RAM

This 1U rackmount NAS features ECC memory, which enhances data integrity over the original's standard ECC configuration. It includes pre-installed SSDs for faster caching and boot times. Like the original, it uses a Ryzen processor and 32GB of RAM. It also sticks to 1GbE networking. The key advantage is the compact 1U size combined with enterprise features. It is suited for branch offices that need reliable, compact storage in a server rack. You sacrifice desktop convenience for a space-saving, industrial design. Choose this if you require ECC stability and pre-installed SSDs in a small footprint, and do not need faster than 1GbE network speeds for your workflow.

Synology RackStation 12-Bay 216TB NAS

This 24-bay unit offers massive storage density with redundant power supplies, unlike the original's single power source. It maintains 32GB of RAM and the Ryzen processor. It also remains limited to 1GbE networking. The primary difference is scale; this is a high-capacity rack solution for serious redundancy needs. It fits users who need extensive storage and power backup in a single chassis. You give up ease of use and desktop placement for enterprise-grade reliability. Select this alternative if you manage a dedicated server infrastructure and need huge capacity with power redundancy, rather than a simple home or small office desktop NAS.

Synology RackStation 12-Bay 48TB NAS

This 24U rackmount NAS provides robust pre-installed storage and enterprise redundancy features. It shares the 32GB RAM, Ryzen CPU, and 1GbE networking with the original. The main distinction is its 24U size, which indicates a large, heavy-duty chassis. It is designed for users with dedicated server rooms who need massive pre-loaded capacity. You trade compactness and desktop usability for significant storage density and industrial reliability. This unit is not for small offices or home users. Pick this if you require a large, pre-configured rack solution with redundant power and high capacity, and you have the physical space and infrastructure to support such a large server unit.

Synology RackStation 12TB SSD NAS

This rackmount NAS focuses on dense SSD storage with redundant power supplies. It includes 32GB of RAM and the Ryzen processor, matching the original's compute power. It also uses 1GbE networking. The key difference is the emphasis on SSD density and power redundancy in a rack form factor. It is built for users who need fast storage access and reliability in a server environment. You give up desktop flexibility and quiet operation for industrial durability. Choose this alternative if you require significant SSD storage, redundant power, and ECC memory in a rackmount chassis, and you do not need faster than 1GbE network connections for your specific workload.

Quick picks

Our 7 picks

1 Best overall

Synology DS723+ 2-Bay Ryzen NAS

Best for: High-capacity home and small office storage

Drive Bays

2-Bay

Network Connectivity

2 x 1GbE

Processor

Ryzen R1600 2.6GHz

RAM Capacity

32GB DDR4 ECC

M.2 NVMe Slots

1TB M.2 NVMe SSD

Included Storage

20TB HDD + 1TB SSD

View on Amazon: Synology DS723+ 2-Bay Ryzen NAS Affiliate link

The Synology DS723+ is a 2-bay NAS server designed for high-capacity storage and rigorous workloads. It features a Ryzen R1600 CPU, 32GB of ECC memory, and 20TB of SATA HDD storage. You get 1TB of NVMe SSD cache and dual 1GbE ports. This setup suits users needing robust data management and multimedia centralization.

Pros

• 32GB DDR4 ECC SODIMM Memory
• 20TB SATA HDD Storage Included
• 1TB NVMe SSD Cache
• Dual 1GbE LAN Ports

Cons

• Limited to 1GbE network ports
• Requires manual drive installation
• Only 2 drive bays

Good fit if

• You need 20TB of immediate storage
• You want ECC memory for stability
• You require NVMe caching

Skip if

• You need 2.5GbE networking
• You want a pre-installed system
• You need more than 2 bays

Verdict: Synology DS723+ 32GB RAM NAS offers substantial storage and memory for users prioritizing capacity and stability over faster networking speeds.

2 Best budget

Synology 2-Bay AMD Ryzen NAS

Best for: Compact home and small office storage

Drive Bays

2-Bay

Network Connectivity

1x 2.5GbE, 1x 1GbE

Processor

Ryzen R1600

RAM Capacity

4GB

M.2 NVMe Slots

2 slots

Included Storage

8TB

View on Amazon: Synology 2-Bay AMD Ryzen NAS Affiliate link

The Synology DS725+ is a compact 2-bay NAS built for home and small-office use. It features a Ryzen R1600 quad-core processor and 4GB of RAM. You get two M.2 NVMe slots for cache and one 8TB drive included. Network speeds reach 276 MB/s via its 2.5GbE port. This setup supports expansion units for up to 140 TB of total storage.

Pros

• Ryzen R1600 quad-core processor for smooth multitasking
• Two M.2 NVMe slots for flexible caching
• 2.5GbE network port for faster local transfers
• Includes 8TB of storage in a 2-bay chassis

Cons

• Only 4GB of RAM compared to 32GB in rack models
• Limited to two drive bays for storage
• Lower sequential write speed of 224 MB/s

Good fit if

• You need a compact unit for home or small office
• You want to add NVMe cache for performance
• You require 2.5GbE networking for faster transfers

Skip if

• You need more than two drive bays
• You require 32GB of RAM for heavy multitasking
• You need rack-mountable hardware for a server room

Verdict: Synology DS725+ 2-Bay NAS with Ryzen R1600 fits users who prioritize compact size and NVMe flexibility over high-end server specs. It serves small offices needing 2.5GbE speeds without the bulk of rack units.

3 Also great

Synology 1U 4-Bay Rackmount NAS with 48TB

Best for: Small business edge storage with 32GB RAM

Drive Bays

4-bay

Network Connectivity

4 x 1GbE

Processor

Ryzen R1500B 4-Core 2.2GHz

RAM Capacity

32GB DDR4 ECC UDIMM

Included Storage

48TB

View on Amazon: Synology 1U 4-Bay Rackmount NAS with 48TB Affiliate link

The Synology RackStation RS822+ is a 1U 4-bay NAS with a Ryzen 2.2GHz CPU and 32GB ECC RAM. It includes 48TB of storage across four 12TB drives. The unit features four 1GbE ports. It suits small businesses needing edge storage and data protection. You get a compact all-in-one solution for branch offices. This model handles daily data management and backup needs efficiently.

Pros

• 32GB DDR4 ECC UDIMM memory for stability
• Includes 48TB total storage (4x 12TB HDDs)
• Four 1GbE LAN ports for connectivity
• Compact 1U rack-mountable design

Cons

• Only 1GbE network ports, lacking 2.5GbE
• No PCIe slots for network expansion
• Pre-installed drives limit capacity flexibility

Good fit if

• You need a compact 1U rack solution
• You require 32GB RAM for heavy workloads
• You want pre-installed 48TB storage

Skip if

• You need 2.5GbE or 10GbE speeds
• You prefer a 2-bay desktop NAS
• You want to choose your own drives

Verdict: Synology RS822+ 4-Bay NAS is a high-capacity edge storage unit for small businesses. It fits teams needing 32GB RAM and 48TB of pre-installed storage in a 1U rack. It is not for users requiring faster network ports.

4 Also great

Synology 1U 4-Bay Rackmount NAS with 32GB RAM

Best for: compact 1U edge storage with ECC memory

Drive Bays

4-bay

Network Connectivity

4 x 1GbE

Processor

Ryzen R1500B

RAM Capacity

32GB DDR4 ECC SODIMM

Included Storage

8TB

View on Amazon: Synology 1U 4-Bay Rackmount NAS with 32GB RAM Affiliate link

The Synology RackStation RS822+ is a compact 1U edge storage solution designed for branch offices and small businesses. It features a Ryzen R1500B 4-core 2.2GHz CPU and 32GB of DDR4 ECC memory. The unit includes 8TB of storage across four 2.5-inch SATA SSDs. It offers four 1GbE LAN ports for connectivity. This setup supports robust data protection and surveillance needs for distributed teams.

Pros

• Includes 8TB of pre-installed 2.5-inch SATA SSD storage
• Equipped with 32GB DDR4 ECC SODIMM memory
• Features a Ryzen R1500B 4-core 2.2GHz processor
• Provides four 1GbE LAN ports for network connectivity

Cons

• Limited to 1GbE network speeds instead of 2.5GbE
• Requires separate installation of hard drives and memory
• Smaller 2.5-inch drive form factor limits capacity options

Good fit if

• You need a compact 1U rack-mounted solution for branch offices
• You require ECC memory for enhanced data integrity
• You want pre-installed SSDs for fast edge storage

Skip if

• You need 2.5GbE or higher network speeds
• You prefer a standard 3.5-inch drive bay configuration
• You want a unit that arrives with drives fully installed

Verdict: Synology RackStation RS822+ 4-Bay 1U NAS fits small businesses needing ECC memory and pre-installed SSDs in a 1U form factor. It suits branch offices prioritizing compact edge storage over high-speed networking.

5 Best premium

Synology RackStation 12-Bay 216TB NAS

Best for: high-capacity rack-mounted storage and redundancy

Network Connectivity

4 x 1GbE

Processor

Ryzen V1500B

RAM Capacity

32GB DDR4 ECC SODIMM

Included Storage

216TB

View on Amazon: Synology RackStation 12-Bay 216TB NAS Affiliate link

The Synology RackStation RS2421RP+ is a 24-bay server built for high-capacity storage and performance. It includes a Ryzen V1500B processor, 32GB of ECC memory, and 216TB of pre-installed storage. You get four 1GbE ports and redundant power supplies for reliability. This unit is ideal for users needing extensive drive bays and enterprise-grade features like virtualization and backup tools in a rack-mountable chassis.

Pros

• 24 drive bays with 216TB of included storage
• Ryzen V1500B 4-core processor with 32GB ECC RAM
• Redundant power supplies for high availability
• Four 1GbE LAN ports with link aggregation support

Cons

• Network ports are limited to 1GbE speeds
• Requires manual installation of drives and memory
• Larger physical footprint than standard desktop NAS units

Good fit if

• You need extensive storage capacity for many drives
• You require redundant power for critical data
• You are setting up a rack-mounted server environment

Skip if

• You need faster than 1GbE network connectivity
• You want a plug-and-play desktop unit
• You have limited rack space or need a compact form factor

Verdict: Synology RackStation RS2421RP+ 24-Bay NAS suits users who need massive storage and redundancy in a rack-mountable chassis. It fits those prioritizing capacity and power reliability over high-speed networking.

6 Also great

Synology RackStation 12-Bay 48TB NAS

Best for: Large pre-installed storage in a rackmount chassis

Network Connectivity

4 x 1GbE

Processor

Ryzen V1500B

RAM Capacity

32GB DDR4 ECC SODIMM

Included Storage

48TB

View on Amazon: Synology RackStation 12-Bay 48TB NAS Affiliate link

This 24U rackmount server delivers high-capacity storage with 48TB of included HDDs. It features a Ryzen V1500B quad-core processor and 32GB of ECC memory for stable performance. You get four 1GbE LAN ports for reliable network connectivity. The unit includes redundant power supplies for added protection. It suits users needing enterprise-grade reliability and extensive storage in a single chassis.

Pros

• Includes 48TB of SATA 3.5" HDDs
• 32GB DDR4 ECC SODIMM memory
• Ryzen V1500B 4-Core 2.2GHz CPU
• Redundant power supplies for reliability
• Four 1GbE LAN ports with link aggregation

Cons

• Large 24U chassis size requires rack space
• Network ports limited to 1GbE speeds
• Requires professional installation and assembly

Good fit if

• You need 48TB of pre-installed storage
• You have a server rack for 24U equipment
• You require redundant power for critical data

Skip if

• You need 2.5GbE or faster network ports
• You have limited space for a 24U chassis
• You prefer a plug-and-play desktop NAS

Verdict: Synology RackStation RS2421RP+ 24U 48TB NAS is a robust choice for users who need massive pre-installed storage and enterprise redundancy in a rackmount form factor. It fits those with dedicated server infrastructure.

7

Synology RackStation 12TB SSD NAS

Best for: Dense rack storage with redundant power

Network Connectivity

4 x 1GbE

Processor

Ryzen V1500B

RAM Capacity

32GB DDR4 ECC SODIMM

Included Storage

12TB

View on Amazon: Synology RackStation 12TB SSD NAS Affiliate link

This Synology RackStation RS2421RP+ is a 24-bay server built for high-performance roles like backup and file storage. It features a Ryzen V1500B 4-core CPU and 32GB of ECC memory. The unit includes 12TB of SSD storage and four 1GbE ports. You get redundant power supplies and a sliding rail kit. This setup suits users needing dense storage with robust server capabilities in a rack form factor.

Pros

• Includes 32GB DDR4 ECC SODIMM memory
• Comes with 12TB SATA 2.5-inch SSD storage
• Features redundant power supplies for protection
• Includes four 1GbE LAN ports with failover support
• Comes with a sliding rail kit for installation

Cons

• Limited to 1GbE network speeds
• Requires manual installation of drives and memory
• Physical size requires rack mounting

Good fit if

• You need a high-capacity rack server for file storage
• You require redundant power for critical data
• You want ECC memory for system stability

Skip if

• You need 2.5GbE or faster network connectivity
• You want a pre-assembled unit without installation
• You are looking for a compact desktop NAS

Verdict: Synology RS2421RP+ 32GB RAM Rack NAS is a dense, rack-mounted solution for users who need redundant power and ECC memory. It fits those who require significant SSD storage and are willing to handle the installation of drives and rails.

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